Lifting tool for sucker rod of screw pump

The utility model discloses a lifting tool for a sucker rod of a screw pump, which is characterized by comprising an outer sleeve (2) and a rotor (3), the rotor (3) is rotatably connected with the outer sleeve (2); the outer sleeve (2) is connected with hoisting equipment; the rotor (3) is connected...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: LIU XUEQING, QI ZHANBAO, YANG MINGZHI, CHENG YANQING, LIU KEFU, REN YONGQING
Format: Patent
Sprache:chi ; eng
Schlagworte:
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Beschreibung
Zusammenfassung:The utility model discloses a lifting tool for a sucker rod of a screw pump, which is characterized by comprising an outer sleeve (2) and a rotor (3), the rotor (3) is rotatably connected with the outer sleeve (2); the outer sleeve (2) is connected with hoisting equipment; the rotor (3) is connected with the sucker rod and used for releasing the reverse torque of the sucker rod; the problem that due to the fact that an existing hoisting tool, namely a steel wire rope, cannot release reverse torque, the reverse torque continues to act on hoisting equipment, and the hoisting equipment or operators can be damaged is solved. 本实用新型公开了一种螺杆泵抽油杆吊装工具,其特征在于,包括:外套(2)及转子(3);所述转子(3)与所述外套(2)可转动连接;所述外套(2)与吊装设备连接;所述转子(3),与抽油杆连接,用于释放所述抽油杆的反转扭矩;解决现有采用钢丝绳这种吊装工具因无法释放反转扭矩,导致反转扭矩继续作用在吊装设备上,会对吊装设备或操作人员造成损害的问题。